* {
    margin: 0;
    padding: 0;
}

body {
    background: rgba(243, 130, 130, 0.877) url('../image/03.jpg') no-repeat center 0;
    background-size: 50%;
}

.box {
    position:relative;
    /*width: 500px;*/
    height: 500px;
    margin: 20px auto;
    border: 5px pink solid;
    background-color: rgba(255, 192, 203, 0.644);
}

a {
    position: absolute;
    bottom: 5px;
    left: 5px;
    text-decoration: none;
    border: 2px pink solid;
    background-color: rgba(255, 192, 203, 0.678);
}

.calculator {
    position: absolute;
    top: 25%;
    left: 2%;
    width: 230px;
    height: 230px;
    background-color: rgba(209, 241, 241, 0.822);
}

.calculator input {
    width: 60px;
    height: 23px;
    margin-top: 30px;
}

.BMI_Picture {
    position: absolute;
    top: 23%;
    right: 0;
    /*width: 200px;*/
    /*height: 200px;*/
}

.BMI_Picture table {
    text-align: center;
    border-collapse: collapse;
}

.BMI_Picture .classification {
    width: 50px;
    height: 50px;
    font-weight: bolder;
}
.BMI_Picture .range {
    width: 110px;
    height: 50px;
}